What does cr. nn. stand for?

cr. nn. stands for "cranial nerves"

How to abbreviate "cranial nerves"?

"cranial nerves" can be abbreviated as cr. nn.

What is the meaning of cr. nn. abbreviation?

The meaning of cr. nn. abbreviation is "cranial nerves"

What does cr. nn. mean?

cr. nn. as abbreviation means "cranial nerves"